scholarly journals Intradural Extramedullary Spinal Ependymoma: A Case Report of Malignant Transformation Occurring

2013 ◽  
Vol 7 (2) ◽  
pp. 139 ◽  
Author(s):  
Takashi Moriwaki ◽  
Koichi Iwatsuki ◽  
Yu-ichiro Ohnishi ◽  
Masao Umegaki ◽  
Masahiro Ishihara ◽  
...  
Author(s):  
Nicolò Marchesini ◽  
Christian Soda ◽  
Umberto Maria Ricci ◽  
Giampietro Pinna ◽  
Franco Alessandrini ◽  
...  

2021 ◽  
pp. 147-151
Author(s):  
Manon Baverez ◽  
Emilie Thibaudeau ◽  
Vincent Libois ◽  
Olivier Kerdraon ◽  
Hélène Senellart ◽  
...  

We report the case of a 57-year-old woman who presented with local invasion of the anal canal by mucinous adenocarcinoma, the malignant transformation of a long-term preexisting retrorectal tailgut cyst. This progression is infrequent and justifies preemptive surgical treatment of retrorectal cysts.


2021 ◽  
pp. 101319
Author(s):  
Mahmoud M. Taha ◽  
Mazen M. Taha ◽  
Mohamed Kh. Elbadawy ◽  
Mohammad Ezzat

Hand Surgery ◽  
2011 ◽  
Vol 16 (02) ◽  
pp. 201-203 ◽  
Author(s):  
H. Ozcanli ◽  
E. Alimoglu ◽  
A. T. Aydin

Secondary chondrosarcomas according to malignant transformations of the solitary enchondromas were extremely rare in the hand. The aim of this study is to present a case of a 43-year-old male having rare malignant transformation of the solitary enchondroma treated with total excision and replacement with iliac bone graft.


Author(s):  
Daphne Li ◽  
Shawn Choe ◽  
Ewa Borys ◽  
Joseph C. Serrone ◽  
Anand V. Germanwala

Spine ◽  
2005 ◽  
Vol 30 (9) ◽  
pp. E251-E254 ◽  
Author(s):  
Santiago Gil Robles ◽  
Cristobal Saldaña ◽  
Gregorio R. Boto ◽  
Armando Martinez ◽  
Alvaro Perez Zamarron ◽  
...  

2009 ◽  
Vol 13 (2) ◽  
pp. 96-101 ◽  
Author(s):  
Ari-Nareg Meguerditchian ◽  
Richard T. Cheney ◽  
John M. Kane

Background: Nevus spilus is a rare, acquired, and often large cutaneous lesion consisting of a light brown background macule containing varying numbers of small darker macular or papular areas. Objective: Nevus spilus may contain dysplastic melanocytic elements, and there are also reports of melanoma arising from nevus spilus. However, the absolute risk for malignant transformation is not well defined. Conclusion: We discuss a case of synchronous melanomas arising from a nevus spilus and potential management recommendations based on a review of the pertinent literature.


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